.block-video--standard .block-video__frame { aspect-ratio: 4 / 3; }

.block-video--portrait .block-video__frame {
    aspect-ratio: 9 / 16;
    max-width: 22.5rem;
    margin-inline: auto;
}
.block-video--square .block-video__frame {
    aspect-ratio: 1 / 1;
    max-width: 40rem;
    margin-inline: auto;
}